通过对旅顺杯 2 0km竞走比赛的现场观察及裁判判罚材料的收集整理。制作运动员犯规时间曲线图 ,分析找出其规律和产生的原因及解决犯规的办法。认为 :男女运动员犯规的高峰期在比赛前 5 0min,应加强心理训练以避免在比赛出发时、开始阶段及超人时、抢占有利位置等导致腾空犯规的出现 ;运动员应根据个人的实际水平确定合理的步长步频 ;加强专项耐久力训练等。 Through the on-the-spot observation of the 2 0km walking race of the Lushun Cup and the collection of the referee’s penalty materials. Produce athlete foul time curve, analyze and find out the rules and causes of the fouls. Think: the male and female athletes foul peak 50 minutes before the game, psychological training should be strengthened in order to avoid the start of the game, the start stage and super man, seize the vantage position led to the emergence of vacated foul; athletes should be based on the actual level of individuals to determine reasonable Step by step frequency; strengthen special endurance training.